<template>
  <div id="app">
    <router-view/>
  </div>
</template>
<script>
 export default {
   mounted() {
     window.onload = function () {
       console.log(window.sessionStorage["IsLogin"]);
       if (!window.sessionStorage["IsLogin"]) {
         // 关闭浏览器
         window.localStorage.removeItem("userInfo");
       } else {
         // 刷新
       }
     };
     window.onunload = function () {
       window.sessionStorage["IsLogin"] = true;
     };
     window.onbeforeunload = function () {
       window.sessionStorage["IsLogin"] = true;
     };
   }
 }
</script>
<style>
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
}

nav {
  padding: 30px;
}

nav a {
  font-weight: bold;
  color: #2c3e50;
}

nav a.router-link-exact-active {
  color: #42b983;
}
</style>
